| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 3880 |
88.3%
|
| 2 | At present, I am cigarettes ex-smoker | 296 |
6.7%
|
| 3 | Father | 37 |
0.8%
|
| 4 | Mother | 23 |
0.5%
|
| 5 | Brother or sister who is older than me | 44 |
1%
|
| 6 | Uncle or Aunt | 34 |
0.8%
|
| 7 | Other relatives who are older than me | 79 |
1.8%
|
| Sysmiss | 138 |